10 Most Popular Jewelry News Stories: Week of June 3

JCK sent a single diamond to a quartet of industry labs to gauge their consistency (or lack thereof). The results were surprising—provoking a look into how the trade views the inherently subjective process of certification.

The industry expressed shock and puzzlement after the Gemological Institute of America announced that Donna M. Baker, its longtime president and CEO, had abruptly resigned “due to differing views on the direction of GIA.”